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“

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“O

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“Ov

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“Ove

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“Over

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“Overc

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“Overcu

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“Overcur

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“Overcurr

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“Overcurre

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“Overcurren

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“Overcurrent

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“Overcurrent”

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“Overcurrent”

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“Overcurrent” r

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“Overcurrent” ro

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“Overcurrent” roo

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“Overcurrent” room

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“Overcurrent” room

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“Overcurrent” room s

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“Overcurrent” room se

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“Overcurrent” room set

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“Overcurrent” room sett

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“Overcurrent” room setti

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“Overcurrent” room settin

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“Overcurrent” room setting

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“Overcurrent” room settings

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“Overcurrent” room settings,

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“Overcurrent” room settings,

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“Overcurrent” room settings, P

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“Overcurrent” room settings, Pa

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“Overcurrent” room settings, Par

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“Overcurrent” room settings, Part

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“Overcurrent” room settings, Part

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“Overcurrent” room settings, Part I

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“Overcurrent” room settings, Part II

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“Overcurrent” room settings, Part II

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In “Time” section, first, the injection time before fault in “PreFault Time” is entered.

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In tests such as “Directional” where by injecting voltage,

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“PTs” draw inrush current, by checking “Ramp in Prefault” you can create a “Ramp” voltage and prevent device errors.

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Note that checking this option is only possible for “Directional” tests or in conditions determined in “Voltage Output” section.

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In “Max Fault Time”, the maximum fault injection time is specified in the form of “Abs” or “Rel” which itself includes three sections.

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Note that if the time specified in “Max Fault Time” is shorter than time of the “Trip” time of the shot point, result of the evaluation will be wrong.

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If you are using “Max Fault Time (Abs)” field, you need to enter a time in terms of seconds for the maximum fault signal injection time (for all points).

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But, to increase the speed of the test, you can use “Max Fault Time (Rel)”.

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By checking this option, three other options appear.

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By entering a number in “Add%ofTnom”, the fault signal injection time in each point equals the test point nominal time plus a percentage of the nominal time entered in this field.

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This means that if the test point nominal time is 10 seconds and 5 percent is entered in this field, the maximum fault injection time (1.05) equals the test nominal time which is 10.5 seconds.

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But in “Add Absolute” field, the fault injection time is entered as a sum of the test point trip nominal time plus the time entered in this field.

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For points which are in “No Trip” area, it is possible to enter a separate time in “No-Trip Time” field.

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If you enter the time in these four fields, the software will consider the longest time.

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“Post Fault” time is entered in “Post Fault Time”.

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”. “Delay After Trigger” is used for specifying the trigger time of the intended key and by right-clicking on the related field and selecting “Go To Linked Value”,

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you can see that it is linked to “CB Trip Time” and if necessary,

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by selecting “Remove Link” you can enter your desired value instead.

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By selecting “Fault Inception” in “Time Reference”, the “Trip” time from the fault injection time is calculated.

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But, by selecting “Starting”, the “Trip” time is calculated from when the “Pick-up” contact is received from the relay.

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In “Load Current (Prefault Current)” section, it is possible to adjust the settings related to “Prefault” phase and current.

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By selecting “Based on Current” radio button in “Amplitude” section, the “Prefault” current is entered in ampere which is the same for all other test points.

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But, by selecting “Based on IFault”, the “Prefault” current is entered in fault current which is different for every “Shot” point.

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You can use “Phase” section for the angle between current and voltage in “Prefault”.

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By selecting the “Based on Degree” radio button, it is possible to specify the voltage current angle in degrees which is the same for all other test points.

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But, by selecting “Same as Fault Angle”, the angle between current and voltage in “Prefault” will be the same with “Fault” which is different for every “Shot” point.

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In “Other Setting” section, by checking “First Run Pick-up Drop Off”, if you have multiple “Pick-up Drop Off” and “Shot Test” points,

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first, the “Pick-up Drop Off” test is performed otherwise “Shot Test” is performed first.

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By checking “Continue Last State Amplitude”, in “Pick-up Drop Off” test, instead of starting from “Pickup End” the decreasing ramp will start from where the relay performed the “Pick up”.

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In “Passed Setting”, by checking “Pass if Get Any Trip”,

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if any trip is received from the relay, the test result will be “Pass”.

